Dual USB 5V 1A 2.1A Power Bank 18650 Lithium Batery Charger DIY Module LCD Display

1、Charging indication: LCD screen would display the word 'IN' when charging.

2、Output load indication: After connecting the load, long press LED switch to start the output. Then screen would show the word 'OUT' and output voltage/current 5V/1A or 5V/2.1A.

3、Protection function: Integrate lithium battery protection circuit to prevent overcharge, overdischarge and overload.

4、Connect the battery positive pole to B+, connect the battery negative pole to B-.

5、Can connect one lithium battery or multiple lithium batteries in parallel. But the following conditions must be met: capacity≤20W mAh, 3-4.2V voltage.

Features:

1. Charging indication: LCD screen would display the word 'IN' when charging.

2. Output load indication: After connecting the load, long press LED switch to start the output. Then screen would show the word 'OUT' and output voltage/current 5V/1A or 5V/2.1A.

3. Protection function: Integrate lithium battery protection circuit to prevent overcharge, overdischarge and overload.

4. Connect the battery positive pole to B+, connect the battery negative pole to B-.

5. Can connect one lithium battery or multiple lithium batteries in parallel. But the following conditions must be met: capacity≤20W mAh, 3-4.2V voltage.

Specification:

Size: 58*27*15mm / 2.28*1.06*0.59in

Weight: Approx. 13g

Packagelist:

1 x Dual USB Power Bank Module

Note: Please do not reverse the polarity connection of lithium battery, or the battery will burn out!